graceless

adjective
1
not knowing how to be polite and pleasant to other people
بی‌ادب, بی‌نزاکت
2
not pleasant or attractive to look at
نازیبا, ناجذاب, بی‌جلوه
the graceless architecture of the 1960s
3
moving in a way that is not smooth, attractive or easy
نازیبا, بدقواره, بدظاهر, ناخوشایند در حرکت
She swam with a graceless stroke.
opposite graceful