wart
Refers to a small, rough growth on the skin caused by a virus. Common in everyday conversation.
I got a wart on my finger.
You should see a dermatologist to have the wart removed.
wax-leaf privet; Japanese privet
warthog
warty toad; toad with bumpy skin
parapodium
Usually written in kana; katakana is common in everyday use.
Hiragana spelling, also common.
Kanji form is rare and mainly encountered in medical or literary contexts.
The origin is uncertain, but it may be related to the word いび (a protrusion or swelling). The kanji 疣 is a phono-semantic compound with 疒 (sickness) and 尤 (a phonetic component).