challengingtwosome

noun
UK /ˈtʃæl.ɪn.dʒɪŋ ˈtuː.sʌm/
US /ˈtʃæl.ɪn.dʒɪŋ ˈtuː.sʌm/

Two people who are hard to handle together.

The twins were a challengingtwosome for their new babysitter.


OTHER MEANINGS

2. A pair of tasks that are hard to do at the same time.

Balancing work and school was a challengingtwosome for her.

3. Two problems that must be solved together.

The leaking roof and broken heater made a challengingtwosome for the landlord.

4. A difficult two-player game or match.

The tennis final was a challengingtwosome that lasted three hours.