Open-hearted, a. Candid, frank, artless, guileless, open, sincere, ingenuous, honest, generous.
Opening, a. First, commencing, introductory, initiatory.
Opening, n.
- 1. Aperture, hole, orifice, perforation, breach, chasm, cleft, gap, fissure, rent, rift, flaw.
- 2. Beginning, commencement, dawn, first appearance.
- 3. Opportunity, chance, vacancy.
Openly, ad.
- 1. Publicly.
- 2. Candidly, frankly, plainly.
Open-mouthed, a.
- 1. Gaping.
- 2. Greedy, ravenous.
- 3. Clamorous, vociferous.
Openness, n.
- 1. Clearness.
- 2. Unreservedness, plainness.
- 3. Frankness, candor, honesty, ingenuousness.
- 4. Mildness, pleasantness, fair weather.
Opera-glass, n. Lorgnette.
Operate, v. n. [Followed by on or upon.] Act, work, have effect, have influence.
Operate, v. a.
- 1. Produce, effect, cause, occasion.