What's the difference between endearment and lambkin?

Endearment

Definition:

(n.) The act of endearing or the state of being endeared; also, that which manifests, excites, or increases, affection.

Example Sentences:

(1) True, that comment was made early in Guardiola’s spell as Bayern manager and perhaps it was just a way of endearing himself to his new captain, but there is no doubt the former Barcelona manager adores Lahm.
(2) Their hearty laughter far surpassed any private hopes of entertaining this endearingly stodgy bunch.
(3) He changes the subject in a way that is clumsily endearing yet explains why he sometimes had trouble communicating his heartfelt vision to the public.
(4) Now, at 57, he seems almost old fogeyish, endearingly so.
(5) This week the British fashion industry finally shed its image of cautious provincialism laced with endearing eccentricity and earned the applause of those members of the international fashion community in London for the show of the top ready-to-wear designers and the major fashion exhibitions at Olympia and the Kensington Exhibition Centre.
(6) Their sophisticated political systems, extraordinary visual culture, advanced science and development of the only written language in the Americas have long endeared them to historians.
(7) It is fair to say that this was not regarded as endearing, particularly by those commentators who pointed out it wasn't just Osborne's pound to play with.
(8) Romney has hardly sought to endear himself with Europeans, holding the EU up as a failed model and implicitly accusing Obama of being a closet "European" – big government, social welfare, and "entitlement" culture.
(9) Thoreau's recognitions endeared him to the revolutionaries of the 1960s: he saw the violence behind the established order, the enslaving nature of private property, and - a trend even stronger now than 40 years ago - the media's substitution of "the news" for private reality.
(10) Yet unlike his fellow ex-Bullingdon men and Tory patricians, Cameron and London mayor Boris Johnson, Osborne does not make a consistent effort to play down his privilege or make it endearing.
(11) Its dictionary definition is “a Scots word meaning scrotum, in Scots vernacular a term of endearment but in English could be taken as an insult”.
(12) And hurt a number of people.” There is a pause, during which one feels Franzen leaning inexorably, and rather endearingly, in a direction that can do him no good.
(13) It’s a nice place and I am relaxed, but endearingly, Moby isn’t.
(14) And, though he admits it didn't endear him to his colleagues, he seems to have no regrets about his famous "seeing God" quote uttered at the press conference.
(15) On a night when Jerome Sinclair came off the bench to become Liverpool's youngest ever player at the age of 16 years and six days – he is so new to the scene that the club got his christian name wrong on the team-sheet and put him down as Jordan – Nuri Sahin endeared himself to the travelling supporters with two goals to help the holders vanquish West Brom and secure a place in the last 16, where Rodgers will come up against Swansea City, his former club.
(16) If in 2032 it hasn't endeared itself to the residents of Stratford and beyond it should be pulled down.
(17) It just so happened that our trip to Disney World coincided with the filming of The Muppets at Walt Disney World , a made-for-TV movie in which the Muppets meet the Disney characters, and we were suddenly standing about 4ft away from Jim Henson himself , bearded, sun hatted and in a lavishly patterned shirt, giving the frog hoiked up on his arm that reassuringly familiar voice as well as that endearing personality.
(18) His devotion to spiritual matters has not endeared him to the Chinese regime, which routinely denounces the Dalai Lama as a “splittist wolf in monk’s clothing”.
(19) An autocratic manner, reflected in a failure to consult with cabinet ministers and parliamentary colleagues, did little to endear Rudd to his caucus.
(20) A few sniffles and damp cheeks are endearing by comparison.