The opposite of soften is - harden
soften
heighten, intensify, sharpen
No, it is an adjective (generally the opposite of hard). The related verb is "to soften."
No, the word soften is a verb (soften, softens, softening, softened); to make something soft. Noun forms for the verb to soften are softener, an agent used to soften; and the gerund softening, the act of making soft.
The past tense of soften is softened.
Mainly to prevent wrinkling and soften clothes
simplySmart lotion soften
Bones soften sometimes not all the time.
This soap will really soften your hands
To soften the pillow we wash it lots of times.
I used a hair conditioner to help soften my hair and make it more manageable.
The noun forms for the verb to soften are softener and the gerund, softening.