尊敬語 => Honorifics N4
丁寧語 => polite form N4
謙譲語 => Humble form N4
~と(が)相まって => combining / together with… N1
Attached
ふと => suddenly; accidentally; unexpectedly; unintentionally ~ N3
ふしがある => Seem N2
Speculation
に相違ない => without a doubt; certain; sure N2
ふとした ... => unexpected / incidental / little bitty N2
Expected
~こういうふう => like this N1
Means and methods
に[相違「そうい」]ない => No doubt N2
Information, Report
と[相「あい」]まって => Along with A N1
Lists, examples
は..語で何ですか => What does it mean... N5
Explain