Word: labourest
Part of speech: Verb
Syllables: la
bou
rest
Definition: Alternative form of labour; concluding state of pregnancy; from the onset of contractions to the birth of a child
Morphemes:
Affix: labour
Language: en
PoS: Noun
Meaning: The act of a mother giving birth.
Etymology Compounds: Affix: laborare
Language: la
Decoded: laborare
Meaning:  to labor, strive, exert oneself, suffer, be in distress, to work out, elaborate
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)