flattens is a form of:

Flatten



verbpast tense: flattened ; past participle: flattened ; present participle: flattening ;
1.
(TRANSITIVE) Flatten a cake ធ្វើអោយសំប៉ែត, flatten a building កម្ទេច
2.
(INTRANSITIVE) Bulbs flatten ឡើងសំប៉ែត, (hills) flatten out ឡើងរាប, (planes) flatten out មានត្រង់ឡើងវិញ
ENGLISH MEANING
verbpast tense: flattened ; past participle: flattened ; present participle: flattening ;
1.
To reduce to an even surface or one approaching evenness; to make flat; to level; to make plane.
2.
To throw down; to bring to the ground; to prostrate; hence, to depress; to deject; to dispirit.
3.
To make vapid or insipid; to render stale.
4.
To lower the pitch of; to cause to sound less sharp; to let fall from the pitch.
5.
(INTRANSITIVE) To become or grow flat, even, depressed dull, vapid, spiritless, or depressed below pitch.