Hard as nails
Self-interested and hard as nails are semantically related. In some cases you can use "Self-interested" instead an adjective phrase "Hard as nails".
Self-interested
Hard as nails and self-interested are semantically related. Sometimes you can use "Hard as nails" instead an adjective phrase "Self-interested".
Mutual synonyms
Cite this Source
Self-interested and Hard as nails. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/hard_as_nails/self-interested
Hard as nails & Self-interested. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/hard_as_nails/self-interested>.
Self-interested or Hard as nails. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/hard_as_nails/self-interested.
