▪ extinguish (a fire) by covering it.Similarextinguishput outsnuff outdampendamp downstamp outdousechoke
▪ cover someone or something entirely with: "rich orange sorbets smothered in fluffy whipped cream"Similarsmeardaubbedaubspreadcoverliterary:besmear
▪ make (someone) feel trapped and oppressed by acting in an overly protective manner toward them: "it's time for you to leave the house—she'll smother you if you remain"Similaroverwhelminundateenveloptrapsurroundcocoon