Let's check each word:
A) squeamish ✅
Meaning: Easily made sick, uncomfortable, or nervous.
B) subaltern ✅
Meaning: A junior officer or a person of lower rank.
C) honorific ✅
Meaning: A title or form of address showing respect.
D) nocturnel ❌
Incorrect spelling.
✅ Correct spelling: nocturnal
Nocturnal = Active during the night.
Example:
Owls are nocturnal birds.