How do you pronounce 通假?

Q: How do you pronounce 通假? A: tung1 gaa2, e.g.

通假 (tung1 gaa2) — meaning, pronunciation, examples

通假 (tung1 gaa2, tōng jiǎ) — phonetic loan character; using one character interchangeably for phonetically related characters

通令 (tung1 ling6) — to issue a general order
通俗讀物 (tung1 zuk6 duk6 mat6) — popular literature
通信兵 (tung1 seon3 bing1) — a signal corps
通信員 (tung1 seon3 jyun4) — a messenger
通信線路 (tung1 seon3 sin3 lou6) — telecommunication circuit;communication link
通利琴行 (tung1 lei6 kam4 hong2) — Tom Lee Music Store