If you mean "straight" as one's orientation:
direct, truthful, upfront.
The word strait sounds like the word straight, but they are different words and definitely not interchangeable.
nyoroka is the Kikuyu word for the English word straight.
The correct word for "not straight" is "crooked" or "bent."
The Yiddish word for "stay straight" or "stand straight" is "steyben" (שטייבן).
Other words for frank and blunt: honest, curt, brief, concise, terse, straight to the point, straight forward
The word straight only has 1 syllable.
The Abaluhya word for straight is translated to moja kwa moja.
sloped, tilted, inclined, pitched.....
heterosexual (straight)
Straight, Straighter, Straightest
The word "straight" has one syllable.