〜たい tai
〜たい（tai）means “want to ~ (speaker's desire)”. Attached to the masu-stem of a verb to express the speaker's own desire to do something. Formation: V-ます(去ます) + たい
want to ~ (speaker's desire)
N5Formation
V-ます(去ます) + たい
Explanation
Attached to the masu-stem of a verb to express the speaker's own desire to do something. It conjugates like an い-adjective (〜たくない, 〜たかった). The object can take を or が. Normally used only for the speaker's own wish or to ask the listener directly; not for describing a third person's desire.
Examples
Note
For a third person's desire use 〜たがる; to want a thing (noun) use 〜がほしい.
FAQ
〜たい — what does it mean and how is it used?
want to ~ (speaker's desire). Attached to the masu-stem of a verb to express the speaker's own desire to do something. It conjugates like an い-adjective (〜たくない, 〜たかった). The object can take を or が. Normally used only for the speaker's own wish or to ask the listener directly; not for describing a third person's desire.
〜たい — how do you form it?
V-ます(去ます) + たい
〜たい — any usage notes?
For a third person's desire use 〜たがる; to want a thing (noun) use 〜がほしい.