Hard shell
Refractory and hard shell are semantically related. in stubborn topic. In some cases you can use "Refractory" instead an adjective phrase "Hard shell".
Refractory
Refractory adjective - Given to resisting authority or another's control.
Hard shell and refractory are semantically related. Sometimes you can replace phrase "Hard shell" with "Refractory", this terms are similar.
Mutual synonyms
Related pairs
- determined and hard shell
- determined and refractory
- fixed and hard shell
- fixed and refractory
- inflexible and hard shell
- inflexible and refractory
- rigid and hard shell
- rigid and refractory
- obstinate and hard shell
- obstinate and refractory
- stubborn and hard shell
- stubborn and refractory
- unyielding and hard shell
- unyielding and refractory
Cite this Source
Refractory and Hard shell. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/hard_shell/refractory
Hard shell & Refractory. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/hard_shell/refractory>.
Refractory or Hard shell. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/hard_shell/refractory.
Google Ngram Viewer shows how "hard shell" and "refractory" have occurred on timeline