A simple mnemonic trick for this word:
INANE = INSANE
Add a simple s and you are good for the word.
Meaning of Inane:
1. One that lacks sense or substance
Sentence Examples for Inane:
1. Inane remarks by students are seldom appreciated by teachers.
2. Inane and insane are two words that are commonly confused, though the difference between the two is subtle only.
3. At some point of time, all married men tolerate the inane behavior of their wives.