ADVERB + challenging

10 collocations in this category

Frequency:
7+Very Common
4-7Common
<4Less Common
very challengingchallenging
9.0
extremely challengingchallenging
7.8
challenging enoughchallenging
7.0
physically challengingchallenging
6.2
fairly challengingchallenging
6.0
intellectually challengingchallenging
5.8
technically challengingchallenging
5.6
sufficiently challengingchallenging
5.5
politically challengingchallenging
5.1
academically challengingchallenging
5.0