suckle vs breastfeed

suckle and breastfeed both are verbs.

Word	Noun	Adjective	Verb	Adverb
suckle	No	No	Yes	No
breastfeed	No	No	Yes	No

As verbs, suckle and breastfeed are synonyms defined as:

Other synonyms of suckle include give suck, lactate, nurse, suck, wet-nurse.

suckle (verb)	breastfeed (verb)
give suck to	give suck to
suck milk from the mother's breasts