SUFFOCATINGLY
Scrabble letter values: S1U1F4F4O1C3A1T1I1N1G2L1Y4 = 25
Definition
SUFFOCATINGLY is the adverb form of SUFFOCATING.
adjective SUFFOCATING: causing difficulty in breathing especially through lack of fresh air and presence of heat.
Synonyms of SUFFOCATING: smothering, suffocative