Word: sailest
Part of speech: Verb
Syllables: sai
lest
Definition: Alternative form of sail; traverse or travel on (a body of water)
Morphemes:
Affix: sail
Language: en
PoS: Verb
Meaning: To ride in a boat, especially a sailboat.
Affix: -est
Language: en
PoS: Suffix
Meaning: Used to form the second-person singular present tense and past tense of verbs. (if thou is the subject; not used with you)