Meaning of penchant:Tendency or propensity towards something,inclination,fondness
Parts of speech:Noun
Meaning of Trenchant: Capable of producing severe,effective and well defined result.
Parts of speech:Adjective
After listening to him she immediately developed a penchant for jazz music.
Rohan's penchant for Lebanese dishes is well known.
This piece of evidence is a trenchant indication of his involvement in the scam.
The trenchant criticism of his book forced the administrators to ban it.