1. In an observable manner.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• observabilty,
• observeable,
• obsevable,
• observatble,
• obserbable,
• obserable,
• oibservable,
• ibservably,
• kbservably,
• lbservably,
• pbservably,
• 0bservably,
• obeservably,
• obsevably,
• observbly,
• observalby,
• obsurvably,
• observebly,
• observatly,
• obsevibly

• observer,
• observational,
• observed,
• observance,
• observatory,
• observation,
• observe,
• observable,
• observantly,
• observant,
• observing,
• observingly.

The adjective form of the word "observably" is "observable".

The plural form of the word "observably" is "observablys." However, it is not a commonly used plural form, and "observably" is typically used as an adverb rather than a noun, so it does not frequently require a plural form.

The singular form of the word "observably" is "observable"