Some of these might not be words..
10: EFFS
9: EFF
9: FENDS
9: SCENDS
8: FEDS
8: FEND
8: SCEND
7: DEF
7: FED
7: FENS
7: FESS
6: CESS
6: EFS
6: FEN
6: FES
6: SECS
6: SENDS
6: SNEDS
5: DENS
5: EF
5: ENDS
5: FE
5: SEC
5: SEND
5: SNED
4: DEN
4: EDS
4: END
4: NESS
3: DE
3: ED
3: ENS
3: ESS
3: SEN
2: EN
2: ES
2: NE
Words that can be made from the letters 'chhtaet' are:aaceacheactahatatecatcatechatcheateacheatetchhahahhathatchhatchethatehathheheatheathtacttatteateachteatthatchthetheta
Words that can be made from the letters in 'slate' are:aaleasatateeatlalealastlatesalesaltsatsateseasealsetstealtaleteateal
Some words that can be made from the letters in celebrate are:baleratelaterebatecrateatecleatcabbartealbeatbeetbearbareteateartarebatcattalccrab
Some words that can be made from the letters 'unravel' are:aaleanareaveeareralalanelaveleanlunarlurenavelnearranraveravelravenrealrevruerulerunvalevaluevanvealvernal
Words that can be made from the letters in facing are:aacinganCanfagfangfainFigfinGinIifinnag
No five letter words can be made from those letters. The following words can be made with the letters 'zcmegoy':cogcomecoycozyegogemgymgomemyyo
Words that can be made from the letters in 'which' are:chihiI
Words that can be made from the letters ACTION are:aactanantatcancantcatcoinconIiconinionitnitnonotoatontantintotontonic
Words that can be made from the letters in 'acorn' are:aanarccancarconcornnoroaronororcaranroan
Some words that can be made with the letters of 'encumber' are:bebeebeenbeerbermbumbunburncremecrumbcubcubecurcurbcureecruemuembermemenmenumereneenumbnumberruberuerumrumenruneumberurn
Words that can be made from the letters CABF are: a, cab, fab
Letters: VSOENFOTfestoonfootsoftensnootstoveventseonsfoesnestnoseonossentsonetenstonsvestvotesoftennooseonsetstenotonesvotesfensfontnetsnoteontosnotsoontoestoonvetofontsnotesovensstonetoonseftsfestfootnoesonesovensoftsoottoneventvets