ETYM Old Eng. familarite, French familiaritéfr. Latin faniliaritas. Related to Familiar.
1. Usualness by virtue of being familiar or well known.
2. Close or warm friendship; SYN. intimacy, closeness.
3. An act of undue intimacy; SYN. impropriety, indecorum, liberty.
ETYM Latin importunitas unsuitableness rudeness: cf. French importunité.
Insistent begging.
Aggressiveness as evidenced by intruding--by advancing oneself or one's ideas without invitation; SYN. meddlesomeness, officiousness.
An unwelcome conspicuousness.