prayer
Strongs Glossary:
a primitive root (rather denominative from עֶתֶר); to burn incense in worship, i.e. intercede (reciprocally, listen to prayer); intreat, (make) pray(-er).
hear
Strongs Glossary:
a primitive root; to hear intelligently (often with implication of attention, obedience, etc.; causatively, to tell, etc.); [idiom] attentively, call (gather) together, [idiom] carefully, [idiom] certainly, consent, consider, be content, declare, [idiom] diligently, discern, give ear, (cause to, let, make to) hear(-ken, tell), [idiom] indeed, listen, make (a) noise, (be) obedient, obey, perceive, (make a) proclaim(-ation), publish, regard, report, shew (forth), (make a) sound, [idiom] surely, tell, understand, whosoever (heareth), witness.
pay
Strongs Glossary:
a primitive root; to be safe (in mind, body or estate); figuratively, to be (causatively, make) completed; by implication, to be friendly; by extension, to reciprocate (in various applications); make amends, (make an) end, finish, full, give again, make good, (re-) pay (again), (make) (to) (be at) peace(-able), that is perfect, perform, (make) prosper(-ous), recompense, render, requite, make restitution, restore, reward, [idiom] surely.
vows
Part of Speech:
Noun Masculine
Strongs Glossary:
or נֵדֶר; from נָדַר; a promise (to God); also (concretely) a thing promised; vow(-ed).