to annoy /əˈnɔɪ/ /əˈnɔɪ/
to irritate /ˈɪrɪˌteɪt/ /ˈɪrɪteɪt/
to vex /vɛks/ /vɛks/
to offend /əˈfend/ /offend/
to bug /bʌɡ/ /bʌɡ/