長くなる - pronounced "nagakunaru"
The base word for lengthen is long > length > lengthen
Stretching the rubber band would lengthen it. It is the sentence containing the lengthen word.
The word "lengthen" is a verb. It means to make something longer or to increase the length of something.
The noun forms for the verb to lengthen are lengthener and the gerund, lengthening.The word lengthen is the verb form of the noun length.
The word "lengthen" is a verb. It means to make something longer or increase in length.
lengthen
slowing
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elongate
as long and stretchy for height horizontally
It is divided into length-en.
To extend or to lengthen