pen ‧ chant /ˈpɒnʃɒn, ˈpentʃənt $ ˈpentʃənt/ BrE AmE noun
[ Date: 1600-1700 ; Language: French ; Origin: present participle of pencher 'to lean' ]
a/sb’s penchant for something if you have a penchant for something, you like that thing very much and try to do it or have it often:
a penchant for fast cars