Crack one's brains
Think hard and crack one's brains are semantically related. In some cases you can replace phrase "Think hard" with "Crack one's brains", this phrases are similar.
Think hard
Crack one's brains and think hard are semantically related. Sometimes you can replace phrase "Crack one's brains" with "Think hard", this phrases are similar.
Mutual synonyms
- ransack one's brains
Cite this Source
Think hard and Crack one's brains. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/crack_one_s_brains/think_hard
Crack one's brains & Think hard. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/crack_one_s_brains/think_hard>.
Think hard or Crack one's brains. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/crack_one_s_brains/think_hard.
