と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
といえば…ぐらいのことだ => speaking of... just... N2
Respectful, humble
と[言「い」]うのは => Means, is N3
Information, Report
ことこのうえない => the most of all; the best; nothing is ... N2
Emphasis on degree
ひとつまちがえば => Just (negligence) N3
Ability
と言う/と言っていた => you could say; one might say; I'd say ~ N5
といえば/というと/といったら => N3
Considering, Concerning
ということ/というの => convert phrase into noun N3
... を... とすれば/ ... が... だとすれば => in the case of~; assuming~; if A then B (conditional) N2
Consider it
と[言「い」]わせれば => On the view of N1
Based/focused/depending on
といえば…が => speaking of, or 'if it were the case that... but... N2
Evaluate
…ばあいをのぞいて => Except for N2
Exception