words: add whitelists

Signed-off-by: Gyuho Lee <gyuhox@gmail.com>

.words

@@ -8,7 +8,7 @@ MiB
 ResourceExhausted
 RPC
 RPCs
-TODO
+
 WithRequireLeader
 args
 backoff
@@ -61,3 +61,9 @@ unbuffered
 nils
 reconnection
 mutators
+ConsistentIndexGetter
+OutputWALDir
+WAL
+consistentIndex
+todo
+saveWALAndSnap