unsystematic

comparative more unsystematic · superlative most unsystematic

1. Not systematic; random, disorganised, or unthorough.

   The relegation of locomotives to storage seemed to be on a very unsystematic basis on all three principal Irish railways: while one member of a class was rusting in a yard, another might be hard at work in revenue-earning service—[…].

   1959 June 28, R. A. Young, “A Railway Holiday in Ireland—2”, in Railway Magazine, page 416

   1 more example

   None of the traditional proposals suffers from the weaknesses characteristic of CAW's suggestions: what CAW has to offer are mere guesses, arrived at in a totally unsystematic way and totally unsupported by rational and reasonable argumentation.

   1989 January 28, Werner Winter, “On a new claim concerning substratum influence upon Tocharian”, in Central Asiatic Journal, volume 33, number 1/2, Harrassowitz Verlag, →ISSN, page 131