Vermin 
To dream of crawling vermin is an indication that you will soon experience illness or other significant trouble in your waking life. Your path may be littered with barriers and you may struggle to reach your goals.
Gnat
To see a gnat in your dream represents those tiny things in life that are annoying and usually beyond your control. A tiny irritant that is difficult to ignore but is sometimes best left ignored when compared to the irritation it bestows.
Beetle
Dreaming about a beetle means that some damaging forces are at play in your life. You might believe that your ideals and integrity are at risk.
Bedbugs
Dreaming of bedbugs invading your bed means either of the followings: your sleep is being interrupted, you have been unfaithful to your partner, your partner or whom you suspect has been unfaithful, or someone you dislike has been getting on your nerves recently. Bedbugs generally signify interruption of your sleep or private time in your waking life.
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