Contraction of っていう (tte iu).

通話: a phone call; a telephone call

pass through

documents

authority, expert, connoisseur

a male given name

a male given name

correspondence (reciprocal exchange of civilities, especially by letters)

to correspond (exchange messages, especially by postal letter, over a period of time); to communicate with letters

pass through something / pass a test / pass a bill / pass a screening