something redundant, unnecessary, or useless

unnecessary or redundant, often referring to an addition or detail

superfluous or useless appendages; something redundant and unnecessary

monkey's seat pads (zoology)

to grow warts or abnormal skin growths

(bird species of China) mute swan (Cygnus olor)

a skin growth or wart on the genitals or anus, typically caused by a viral infection such as human papillomavirus (HPV)

a common sexually transmitted infection caused by the human papillomavirus (HPV), characterized by small bumps or growths on the genitals