gracelessly

adverb
1
in a way that is not smooth, attractive or easy
به شکل زمخت, بدون ظرافت, زمختانه, بی‌ظرافت
opposite gracefully(1)
2
in way that shows that somebody does not know how to be polite and pleasant to other people
بی‌ادبانه, غیرمودبانه, بی‌نزاکتانه
He ended their relationship gracelessly.
opposite gracefully(2)