plowing in to (verb) collide: slam into
Sinonime: affable,
attentive, ceremonious,
civil,
civilized,
complaisant,
considerate, courtly,
cultivated,
debonair,
elegant,
gallant,
genteel,
gracious,
polished, polite,
refined,
respectful, soft-spoken,
suave,
thoughtful,
urbane, well-behaved, well-bred, well-mannered, well-spoken
Antonime: bad-mannered, discourteous, impolite,
rude, uncivil, uncourteous, unmannerly,
unrefined