The word ‘wonder’ can serve as both a noun and a verb, depending on how it’s used in a sentence.
As a noun, ‘wonder’ refers to a feeling of amazement and admiration, often caused by something beautiful, unexpected, or inexplicable. For example, in the sentence, ‘The wonders of nature filled her with awe,’ ‘wonder’ expresses a state of emotion.
As a verb, ‘wonder’ denotes the act of thinking about something with curiosity or contemplation. For instance, in the sentence, ‘I wonder what will happen next,’ ‘wonder’ indicates the action of pondering or questioning.
Understanding the context in which ‘wonder’ is used will determine its part of speech in any given situation.