[to a T] or [to a turn] {adv. phr.} Just right; […]

[to a T] or [to a tee] {adv. phr.} Exactly; properly. […]

[to advantage] {adv. phr.} So as to bring out the good […]

[to all intents and purposes] {adv. phr.} In most ways; in […]

[to and fro] {adv. phr.} Forward and back again and again. […]

[to be on the safe side] {adv. phr.} To take extra […]

[to be sure] {adv. phr.} Without a doubt; certainly; surely. * […]

[to boot] {adv. phr.} In addition; besides; as something extra. * […]

[to death] {adv. phr.}, {informal} To the limit; to the greatest […]

[to no avail] (2) {adv. phr.}, {formal} Without result; unsuccessfully. * […]