どえらい (translations)→ fucking horrible staggering
恐ろしい (translations)→ deadly ferocious frightening grisly harsh horrid horrific horrifying horror inscrutable loathsome mighty scary terrible terrifying wild
恐ろしげな (translations)→ aggressive forbidding
不安 (translations)→ afraid alarm angst anguish anxiety apprehension apprehensive concern discomfort disquiet distress doubt fear misgiving nerve nervous nervousness perturbation restless scare strain terror uncertainty uncomfortable unease uneasiness uneasy unrest worry