diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -3639,7 +3639,7 @@
         const CScript &scriptPubKey = out.tx->tx->vout[out.i].scriptPubKey;
         bool fValidAddress = ExtractDestination(scriptPubKey, address);
         bool reused =
-            avoid_reuse && pwallet->IsUsedDestination(out.tx->GetId(), out.i);
+            avoid_reuse && pwallet->IsSpentKey(out.tx->GetId(), out.i);
 
         if (destinations.size() &&
             (!fValidAddress || !destinations.count(address))) {
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -951,11 +951,10 @@
         EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
 
     // Whether this or any UTXO with the same CTxDestination has been spent.
-    bool IsUsedDestination(const TxId &txid, unsigned int n) const
+    bool IsSpentKey(const TxId &txid, unsigned int n) const
         EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
-    void SetUsedDestinationState(WalletBatch &batch, const TxId &txid,
-                                 unsigned int n, bool used,
-                                 std::set<CTxDestination> &tx_destinations)
+    void SetSpentKeyState(WalletBatch &batch, const TxId &txid, unsigned int n,
+                          bool used, std::set<CTxDestination> &tx_destinations)
         EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
 
     std::vector<OutputGroup> GroupOutputs(const std::vector<COutput> &outputs,
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -797,9 +797,9 @@
     }
 }
 
-void CWallet::SetUsedDestinationState(
-    WalletBatch &batch, const TxId &txid, unsigned int n, bool used,
-    std::set<CTxDestination> &tx_destinations) {
+void CWallet::SetSpentKeyState(WalletBatch &batch, const TxId &txid,
+                               unsigned int n, bool used,
+                               std::set<CTxDestination> &tx_destinations) {
     AssertLockHeld(cs_wallet);
     const CWalletTx *srctx = GetWalletTx(txid);
     if (!srctx) {
@@ -821,7 +821,7 @@
     }
 }
 
-bool CWallet::IsUsedDestination(const TxId &txid, unsigned int n) const {
+bool CWallet::IsSpentKey(const TxId &txid, unsigned int n) const {
     AssertLockHeld(cs_wallet);
     CTxDestination dst;
     const CWalletTx *srctx = GetWalletTx(txid);
@@ -862,8 +862,8 @@
 
         for (const CTxIn &txin : wtxIn.tx->vin) {
             const COutPoint &op = txin.prevout;
-            SetUsedDestinationState(batch, op.GetTxId(), op.GetN(), true,
-                                    tx_destinations);
+            SetSpentKeyState(batch, op.GetTxId(), op.GetN(), true,
+                             tx_destinations);
         }
 
         MarkDestinationsDirty(tx_destinations);
@@ -2065,7 +2065,7 @@
     const TxId &txid = GetId();
     for (uint32_t i = 0; i < tx->vout.size(); i++) {
         if (!pwallet->IsSpent(COutPoint(txid, i)) &&
-            (allow_used_addresses || !pwallet->IsUsedDestination(txid, i))) {
+            (allow_used_addresses || !pwallet->IsSpentKey(txid, i))) {
             const CTxOut &txout = tx->vout[i];
             nCredit += pwallet->GetCredit(txout, filter);
             if (!MoneyRange(nCredit)) {
@@ -2410,7 +2410,7 @@
                 continue;
             }
 
-            if (!allow_used_addresses && IsUsedDestination(wtxid, i)) {
+            if (!allow_used_addresses && IsSpentKey(wtxid, i)) {
                 continue;
             }