The term 'tied up' can be used to describe a variety of situations. The crossword solutions for this term include 'EVEN, ' 'laced, ' 'MOORED, ' 'BUSY, ' 'DRAW, ' 'BOUND, ' 'EVENED, ' 'LASHED, ' 'ENGAGED, ' 'enlaced, ' 'inknots, ' 'ligated, ' 'RELATED, ' 'trussed, ' and 'INSEPARABLE.' These words all refer to different ways of being tied up, such as being EVENED out, laced together, MOORED to something, BUSY with work, drawn together, BOUND by an agreement, LASHED together, ENGAGED in a task, enlaced with something, tied in knots, ligated together, RELATED to someone, trussed up, and INSEPARABLE from something.