Of or pertaining to attention

(uncountable) Mental focus. / (countable) An action or remark expressing concern for or interest in someone or something, especially romantic interest.

(military) Used as a command to bring soldiers to the attention position. / A call for people to be quiet/stop doing what they are presently doing and pay heed to what they are to be told or shown.

plural of attention

(obsolete) attentively

Alternative form of attentat

(obsolete) Attention.

(archaic) Attentive, heedful; intent.

Paying attention; noticing, watching, listening, or attending closely. / Courteous; mindful.

In an attentive manner.