yet A2

/ˈjɛt/ Up to now; used to say something has not happened so far.

foundation B1

/ˌfæʊ̯nˈdeɪ̯ʃən/ The solid structure built underground that supports a building.

gut C1

/ɡʌt/ The stomach or belly, especially a large one.

fuse C1

/fjuːz/ To join or blend two or more things into one.

confuse A2

/kənˈfjuːz/ To make someone unable to think clearly or understand something.

fusion C1

/ˈfjuːʒən/ The act of joining separate things into one, or the result of doing so.

refund B1

/ɹɪˈfʌnd/ Money that is given back to you, usually because you returned something.

diffuse C2

/dɪˈfjuz/ To spread something out over a wide area, or to spread out in this way.