Synonyms For "Straight" :

1 syllable:

flat, neat, square, true

2 syllables:

aligned, direct, erect, unbent, unbowed, uncoiled, uncurled, unpermed, upright

3 syllables:

accurate, directly, straightaway, straightforward, untwisted, vertical

4 syllables:

consecutive, continuous

5 syllables:

perpendicular, uninterrupted

6 syllables:

heterosexual