Depending on context, "severe" can mean serious, very bad, parlous, violent, intense, extreme, arduous, onerous, caustic, sky-high, austere, spartan, ascetic
The word Mollusk is a 7 letter word.
Severe.
crucibles
sepsis
brutal
The 7 letter word is "Capsule"
A 7-letter word for "far" is "distant."
A 7-letter word for barely boiled is "poached".
Ability is a 7 letter word.
pontoon
Drastic.
Can't get a 7 letter word with only 6 letters. The 6 letter word is DESIST.