名词临近; 紧急，迫切
1. 紧急：instance 实例 | instancy 紧急 | instant coffee 即溶咖啡
2. 紧急/迫切：instalment /就职/装设/分期付款/ | instancy /紧急/迫切/ | instantaneity /瞬时性/即时性/
noun
1. the quickness of action or occurrence
e.g. the immediacy of their response
the instancy of modern communication
Synonym: immediacy immediateness instantaneousness
2. the quality of being insistent
e.g. he pressed his demand with considerable instancy
Synonym: imperativeness