a master, someone who is proficient

touch (making physical contact) / (baseball) touch / involvement, relationship

touch / (baseball) touch / be involved

washing machine

reading (a book or a magazine) at a bookstore (without buying it), reading while standing

(informal) Synonym of 立ち小便 (tachishōben, “outdoor urination”)

(informal) Synonym of 立ち小便する (tachishōben suru, “to urinate outdoors”)

notice / skill

(transitive) to notify / (intransitive) to be skilled

skilful writing (of calligraphy, text, etc.)