General ways of looking:
* Gaze: To look steadily and intently.
* Glance: To look briefly or quickly.
* Peer: To look closely or with difficulty.
* Stare: To look at something for a long time, often with intensity or surprise.
* See: To perceive with the eyes.
* Observe: To watch carefully and attentively.
* Behold: To see or notice something, often with surprise or wonder.
* Survey: To look at something carefully and systematically.
* Inspect: To examine something closely and carefully.
Specific ways of looking:
* Glower: To look angrily or fiercely.
* Scowl: To look angry or disapproving.
* Smirk: To smile in a self-satisfied or sly way.
* Frown: To wrinkle the forehead in disapproval or concentration.
* Squint: To look with partially closed eyes, especially when trying to see something in bright light.
* Wince: To flinch or draw back suddenly, especially in pain or discomfort.
* Blink: To close and open the eyes quickly.
Appearance and manner:
* Appear: To seem or look.
* Seem: To give the impression of being.
* Present: To look or seem in a particular way.
* Exhibit: To display or show.
* Portray: To depict or represent.
Other synonyms:
* Check: To look at something briefly, especially to make sure it is correct.
* Examine: To look at something closely and carefully.
* Study: To look at something carefully and thoughtfully.
* Contemplate: To think about something carefully and for a long time.
* Consider: To think about something carefully and make a judgment about it.
The best word to use will depend on the specific situation and the nuance you want to convey.