not actually a word but "toxical"
Or it could be "envenom," a verb meaning to poison. Or maybe "arsenic" or "cyanide" which are poisons.
or baneful, corrupt, hurtful, nocuous, noisome, peccant, and vicious
In the word "poisonous," the letter "o" is silent. The "o" is not pronounced, and the word is pronounced as "POY-zuh-nus." The silent "o" is a common feature in English words, where certain letters are not pronounced but still affect the word's spelling and meaning.
Asp.
The word Mollusk is a 7 letter word.
toxic
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
Can't get a 7 letter word with only 6 letters. The 6 letter word is DESIST.
Edifice is a 7 letter word for building.
A seven (7) letter word without vowels: glycyls