From trigger + -ish. <span class="searchmatch">triggerish</span> (comparative more <span class="searchmatch">triggerish</span>, superlative most <span class="searchmatch">triggerish</span>) (rare) Likely to be triggered or set off. 1914, Fletcher Durell...
trigger triggered trigger finger trigger flower trigger guard trigger-happy <span class="searchmatch">triggerish</span> trigger law triggerless triggerlike triggerman triggernometry triggerplant...