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. 2019 Feb 12;7(2):e12264. doi: 10.2196/12264

Table 1.

All terms related to fear, anxiety, and paranoia.

Root keyword All forms of keyword
fear fear, feared, fearful, fearing, fears, scare, and scared
anxiety anxieties, anxiety, anxious, and anxiousness
paranoia paranoia, paranoiac, paranoiacs, and paranoid