civil tongue
keep a civil tongue in one's head
politely
courteously
pleasantry
politesome
mannerly
courtlike
cordiality
civilly
pardon me
very good
politeness
courtesy
good manners
genteel
gentle-heartedly
amicably
soft-spoken
talkatively
blandiloquent
plain-spoken
spokewise
superpolite
mannerliness
articulate
suaviloquent
pleasantries
sure thing
so to speak
amiably
behave
behave oneself
utterance
nice to meet you
articulately
tongued
madam
superpoliteness
smooth talk
gracious
gentlemanlike
civil
dulciloquy
kindheartedly
over-polite
laudatorily
discursorily
welcomingly
blarney