fastidious Thesaurus
EN
[fæˈstɪdiəs] [fəˈstɪdiəs] 
US - Synonyms (16)
- Suffixed with -ious (50+)
- auspicioustenaciousignominiousparsimoniousburglariousaffectatiousmeritioushomoplasiousrobustiousveraciousrumbustiousstertoriousvariousreligiousseriousanxiouscuriouspreviousconsciouspreciousgloriousmysteriousobviousgraciousunconsciouspiousfuriousdeliciousillustriousambitioussuspiciousingeniousvictoriouscautioustediousviciousprodigiousspaciousodioussuperstitiousindustriousluxuriousnotoriousinjuriousmaliciousjudiciousconscientiousrebelliousharmoniouslaborious
Similar Words of fastidious
Source: Wiktionary
In English language, we may use similar or another terms like meticulous, choosy, exacting, finicky, finickity, fussy, hypercritical, nitpickish, nit-picky, overcritical, particular, pedantic, pernickety, persnickety or picky instead of "fastidious" for writing and conversation. That is, they are the words or phrases that mean exactly or nearly the same as "fastidious".