合期

Possibly from Middle Chinese compound 合期 (*hop *ghiə, literally “meeting a deadline”). Alternately, may have been coined in Japan of Middle Chinese-derived elements 合 (gō, “to meet”) + 期 (go, “a period of time”).

/ɡafuɡo/ > /ɡauɡo/ > /ɡɔːɡo/ > /ɡoːɡo/

• (Tokyo) ごーご (Heiban – )
• IPA^(key):

合(ごう)期(ご) • (gōgo) ^{←がふご (gafugo)?}

1. favorable progress
2. meeting a deadline, being on time

合(ごう)期(ご)する • (gōgo suru) ^{←がふご (gafugo)?}intransitive suru (stem 合(ごう)期(ご)し (gōgo shi), past 合(ごう)期(ご)した (gōgo shita))

1. to make favorable progress, to proceed as expected
2. to meet a deadline, to be on time

Variant of goon reading, using the unvoiced ko reading for 期.

/ɡafuko/ > /ɡakko/

• (Tokyo) がっこ (Heiban – )^[1]
• IPA^(key):

合(がっ)期(こ) • (gakko) 

1. favorable progress
2. meeting a deadline, being on time

合(がっ)期(こ)する • (gakko suru) intransitive suru (stem 合(がっ)期(こ)し (gakko shi), past 合(がっ)期(こ)した (gakko shita))

1. to make favorable progress, to proceed as expected
2. to meet a deadline, to be on time

Rarer variant reading.^[2]

/ɡafuɡo/ > /ɡaɡɡo/

• (Tokyo) がっご (Heiban – )
• IPA^(key):

合(がっ)期(ご) • (gaggo) 

1. (rare) favorable progress
2. (rare) meeting a deadline, being on time

合(がっ)期(ご)する • (gaggo suru) intransitive suru (stem 合(がっ)期(ご)し (gaggo shi), past 合(がっ)期(ご)した (gaggo shita))

1. (rare) to make favorable progress, to proceed as expected
2. (rare) to meet a deadline, to be on time