Observe with special attention.

Roget 457: be attentive etc. adj.; attend, advert to, observe, look, see, view, remark, notice, regard, take notice, mark; give attention to, pay attention to, pay heed to, give heed to; incline an ear to, lend an ear to; trouble one's head about; give a thought to, animadvert to; occupy oneself with; contemplate etc. (think of) 451; look at, look to, look after, look into, look over; see to; turn the mind to, bend the mind to, apply the mind to, direct the mind to, give the mind to, turn the eye to, bend the eye to, apply the eye to, direct the eye to, give the eye to, turn the attention to, bend the attention to, apply the attention to, direct the attention to, give the attention to; have an eye to, have in one's eye; bear in mind; take into account, take into consideration; keep in sight, keep in view; have regard to, heed, mind, take cognizance of entertain, recognize; make note of, take note of; note.    examine cursorily; glance at, glance upon, glance over; cast the eyes over, pass the eyes over; run over, turn over the leaves, dip into, perstringe^†; skim etc. (neglect) 460; take a cursory view of.    examine, examine closely, examine intently; scan, scrutinize, consider; give one's mind to, bend one's mind to; overhaul, revise, pore over; inspect, review, pass under review; take stock of; fix the eye on, rivet attention on, fix attention on, devote the eye to, fix the mind on, devote the thoughts to; hear out, think out; mind one's business.    revert to; watch etc. (expect) 507, (take care of) 459; hearken to, listen to; prick up the ears; have the eyes open, keep the eyes open; come to the point.    meet with attention; fall under one's notice, fall under one's observation; be under consideration etc. (topic) 454.    catch the eye, strike the eye; attract notice; catch the attention, awaken the attention, wake the attention, invite the attention, solicit the attention, attract the attention, claim the attention excite the attention, engage the attention, occupy the attention, strike the attention, arrest the attention, fix the attention, engross the attention, absorb the attention, rivet the attention, catch the mind, awaken the mind, wake the mind, invite the mind, solicit the mind, attract the mind, claim the mind excite the mind, engage the mind, occupy the mind, strike the mind, arrest the mind, fix the mind, engross the mind, absorb the mind, rivet the mind, catch the thoughts, awaken the thoughts, wake the thoughts, invite the thoughts, solicit the thoughts, attract the thoughts, claim the thoughts excite the thoughts, engage the thoughts, occupy the thoughts, strike the thoughts, arrest the thoughts, fix the thoughts, engross the thoughts, absorb the thoughts, rivet the thoughts; be present to the mind, be uppermost in the mind.    bring under one's notice; point out, point to, point at, point the finger at; lay the finger on, indigitate^†, indicate; direct attention to, call attention to; show; put a mark upon etc. (sign) 550; call soldiers to 'attention';" bring forward etc. (make manifest) 525.    ... show more