diff --git a/include/cantera/thermo/CoverageDependentSurfPhase.h b/include/cantera/thermo/CoverageDependentSurfPhase.h
index 2578329609f..98e83a77477 100644
--- a/include/cantera/thermo/CoverageDependentSurfPhase.h
+++ b/include/cantera/thermo/CoverageDependentSurfPhase.h
@@ -150,10 +150,10 @@ class CoverageDependentSurfPhase : public SurfPhase
     //! Set the polynomial coverage dependece for species
     /*!
      *  enthalpy and entropy are sum of ideal surface species enthalpy and entropy
-     *  and coverage-dependent enthalpy and entropy which are caclulated with
+     *  and coverage-dependent enthalpy and entropy which are calculated with
      *  a polynomial function of coverages:
      *
-     *  For the linear depedence,
+     *  For the linear dependence,
      *  \f[ h^{cov}_k(\theta) = \sum_j h^{slope}_{k,j} \theta_j \f]
      *  \f[ s^{cov}_k(\theta) = \sum_j s^{slope}_{k,j} \theta_j \f]
      *
@@ -173,7 +173,7 @@ class CoverageDependentSurfPhase : public SurfPhase
     //! Set the piecewise linear coverage dependece for species
     /*!
      *  enthalpy and entropy are sum of ideal surface species enthalpy and entropy
-     *  and coverage-dependent enthalpy and entropy which are caclulated with
+     *  and coverage-dependent enthalpy and entropy which are calculated with
      *  a piecewise linear function of coverages:
      *
      *  \f[ h^{cov}_k(\theta) = \sum_j h^{low}_{k,j} \theta_j
@@ -200,7 +200,7 @@ class CoverageDependentSurfPhase : public SurfPhase
     //! Set the interpolative coverage dependece for species
     /*!
      *  enthalpy and entropy are sum of ideal surface species enthalpy and entropy
-     *  and coverage-dependent enthalpy and entropy which are caclulated with
+     *  and coverage-dependent enthalpy and entropy which are calculated with
      *  a linearly interpolated function of coverages:
      *
      *  \f[ h^{cov}_k(\theta) = \sum_j \frac{h^{right}_{k,j}
@@ -222,8 +222,8 @@ class CoverageDependentSurfPhase : public SurfPhase
     //! Set the heat capacity coverage dependece for species
     /*!
      *  heat capacity is sum of ideal surface species heat capacity and coverage-dependent
-     *  heat capacity which is caculated using a function with quadratic depedence on coverages
-     *  and a logarithimic dependence on temperature:
+     *  heat capacity which is calculated using a function with quadratic dependence on coverages
+     *  and a logarithmic dependence on temperature:
 
      *  \f[ cp^{cov}_k(\theta) = \sum_j (a_{k,j} ln(T) + b_{k,j}) \theta_j^2 \f]
      *
@@ -234,7 +234,7 @@ class CoverageDependentSurfPhase : public SurfPhase
     virtual void initThermo();
     virtual bool addSpecies(shared_ptr<Species> spec);
 
-    // Functions calculating reference state thermodyanmic properties--------------
+    // Functions calculating reference state thermodynamic properties--------------
 
     //! Return the nondimensionalized reference state enthalpy.
     /*!
@@ -271,7 +271,7 @@ class CoverageDependentSurfPhase : public SurfPhase
      */
     virtual void getGibbs_RT_ref(double* grt) const;
 
-    // Functions calculating standard state thermodyanmic properties---------------
+    // Functions calculating standard state thermodynamic properties---------------
 
     //! Return the nondimensionalized standard state enthalpy.
     /*!
@@ -324,7 +324,7 @@ class CoverageDependentSurfPhase : public SurfPhase
      */
     virtual void getStandardChemPotentials(double* mu0) const;
 
-    // Functions calculating partial molar thermodyanmic properties----------------
+    // Functions calculating partial molar thermodynamic properties----------------
 
     //! Return the partial molar enthalpy. Units: J/kmol
     /*!
@@ -362,11 +362,11 @@ class CoverageDependentSurfPhase : public SurfPhase
      */
     virtual void getChemPotentials(double* mu) const;
 
-    // Functions calculating mixture thermodyanmic properties----------------------
+    // Functions calculating mixture thermodynamic properties----------------------
 
     //! Return the solution's molar enthalpy. Units: J/kmol
     /*!
-     * Asumming an ideal solution,
+     * Assuming an ideal solution,
      * \f[
      * \hat h(T, P, \theta) = \sum_k \theta_k \overline{h}_k(T, \theta)
      *                      = \sum_k \theta_k h^o_k(T, \theta)
@@ -387,7 +387,7 @@ class CoverageDependentSurfPhase : public SurfPhase
 
     //! Return the solution's molar cp. Units: J/kmol/K
     /*!
-     * Asumming an ideal solution,
+     * Assuming an ideal solution,
      * \f[
      * \hat{cp} (T, P, \theta) = \sum_k \theta_k \overline{cp}_k(T, \theta)
      *                         = \sum_k \theta_k cp^o_k(T, \theta)
@@ -422,7 +422,7 @@ class CoverageDependentSurfPhase : public SurfPhase
     mutable vector_fp m_entropy;
 
     //! Temporary storage for the sum of reference state heat capacities and
-    //! coverage-dependent heat capapcities.
+    //! coverage-dependent heat capacities.
     mutable vector_fp m_heatcapacity;
 
     //! Temporary storage for the sum of reference state chemical potentials
diff --git a/src/thermo/CoverageDependentSurfPhase.cpp b/src/thermo/CoverageDependentSurfPhase.cpp
index 1eac4d457fd..d3c6e32b513 100644
--- a/src/thermo/CoverageDependentSurfPhase.cpp
+++ b/src/thermo/CoverageDependentSurfPhase.cpp
@@ -251,7 +251,7 @@ bool CoverageDependentSurfPhase::addSpecies(shared_ptr<Species> spec)
     return added;
 }
 
-// Functions calculating reference state thermodyanmic properties--------------
+// Functions calculating reference state thermodynamic properties--------------
 
 void CoverageDependentSurfPhase::getGibbs_RT_ref(double* grt) const
 {
@@ -277,7 +277,7 @@ void CoverageDependentSurfPhase::getCp_R_ref(double* cpr) const
     scale(m_cp0.begin(), m_cp0.end(), cpr, 1.0/GasConstant);
 }
 
-// Functions calculating standard state thermodyanmic properties---------------
+// Functions calculating standard state thermodynamic properties---------------
 
 void CoverageDependentSurfPhase::getEnthalpy_RT(double* hrt) const
 {
@@ -335,7 +335,7 @@ void CoverageDependentSurfPhase::getStandardChemPotentials(double* mu0) const
     }
 }
 
-// Functions calling partial molar thermodyanmic properties----------------
+// Functions calling partial molar thermodynamic properties----------------
 
 void CoverageDependentSurfPhase::getPartialMolarEnthalpies(double* hbar) const
 {
@@ -369,7 +369,7 @@ void CoverageDependentSurfPhase::getChemPotentials(double* mu) const
     }
 }
 
-// Functions calculating mixture thermodyanmic properties--------------------------
+// Functions calculating mixture thermodynamic properties--------------------------
 
 double CoverageDependentSurfPhase::enthalpy_mole() const
 {
@@ -469,7 +469,7 @@ void CoverageDependentSurfPhase::_updateCovDepThermo(bool force) const
                 * (m_cov[item.j] - lowScov) + lowS;
         }
 
-        // For coverage-depedent heat capacity
+        // For coverage-dependent heat capacity
         for (auto& item : m_HeatCapacityDependency) {
             double a = item.cpcov_a;
             double b = item.cpcov_b;