9-Letter Words Starting U & Ending N

• without someone's knowledge

• (usually used with `to') occurring or existing without the knowledge of

• the trait of remaining calm and seeming not to care; a casual lack of concern

• a feeling of lack of concern

• based on custom rather than documentation

• using speech rather than writing

• said or done without having been planned or written in advance

• Extremely thin; of utmost thinness

• lacking or indicating lack of confidence or assurance

• not established beyond doubt; still undecided or unknown

• not established or confirmed

• not certain to occur; not inevitable

• subject to change

• not consistent or dependable

• ambiguous (especially in the negative)

• lacking pathways

• sign at the bottom of (a document)