| Many historians seem to regard folklore as an ill-defined and unrigorous subject. |
| The practice of friends getting together for long, informal and unrigorous conversations, may be dead or dying in Calcutta, but it's alive and well in Bangladesh. |
| They seemed to flaunt a kind of unfocused and unrigorous intensity that in almost any academic-dance classroom would be considered bad style. |
| It is typical of Marx's unrigorous mind that he should leave the answer ambiguous, as if commerce could exist independently of the people carrying it on. |
| Several scholars have voiced doubts about his translations for the Hakluyt Society, all done freely with a view to quick publication but unrigorous and even careless. |
