Chapter Obscurity to Often of O by Soule's Synonymes

3. Knowledge, experience, note.

4. Remark, comment.

5. Observance.

Observe, v. a.

1. Notice, remark, note, watch, eye, mark, take note of, pay attention to.

2. See, behold, notice, perceive, detect, discover.

3. Utter, express, remark, mention, say.

4. Fulfil, obey, follow, comply with, conform to, adhere to, be faithful to.

5. Celebrate, regard, keep, solemnize.

Observe, v. n.

1. Take notice, attend.

2. Make a remark, comment.

Observer, n.

1. Beholder, spectator, bystander, on-looker, looker-on.

2. Regarder, keeper.

3. Student, examiner, watcher.

4. Fulfiller, performer, keeper.

Obsolete, a. Antiquated, disused, neglected, unfashionable, old-fashioned, out of date, fallen into desuetude, ancient, antique, old, archaic, past.

Obstacle, n. Hindrance, obstruction, impediment, difficulty, check, barrier, stumbling-block.

Obstetrician, n. Midwife, accoucheur.

Obstetrics, n. pl. Midwifery, tocology.