rhythm
thorntail
Winter
rhythm
surely
Tamper
laxity
saddlesettlesallowcheesecattlecuddleladdielassieladderletterbattleballadbatterbannerbetterbuttermattermiddlemellowmutterpatterpaddleputterpillowpelletpalletpuddletallowtellerhappenhollowfellowfollowfallowfillerfitterfatterkettlekittengutter
The likely word is "easily" (synonyms are simply or freely).
Anthem is a six letter word ending with them.
Rhythm or Syzygy(astronomy).
A six letter word for 'snake' is python.
That's six letters. "Meadow." But if you really want five, "mowed."