going to great lengths (adjective) careful: cautious; painstaking
Sinonime: bogie, brownie, elf, fay, gnome, goblin, gremlin, hob, imp, leprechaun, nisse, puck, spirit, sprite
Antonime: careless,
inattentive, incautious,
thoughtless, uncareful,
unconcerned,
unscrupulous