on-and-off ease

noun
UK /ˌɒn ənd ˈɒf iːz/
US /ˌɑːn ənd ˈɔːf iːz/

A way of feeling relaxed sometimes and tense other times.

Her on-and-off ease made it hard to tell if she was nervous or calm.


OTHER MEANINGS

2. A pattern of being comfortable only for short periods.

His on-and-off ease at parties lasted only until someone asked him to speak.

3. A relaxed attitude that comes and goes.

The teacher's on-and-off ease kept the students guessing about her mood.

4. A state of partial calm interrupted by worry.

She waited with on-and-off ease for the test results.