Final answer:
The correct word from the options given is 'rumble'. The other options are either misspelled or fictitious. Understanding the correct spelling for words often involves consulting a dictionary or practicing word activities.
Step-by-step explanation:
From the list provided, the word with the correct spelling is:
(a) rumble
The other options have incorrect spellings or are non-existent words. For reference, one can use a dictionary to check the spelling of each word or compare it with the activities provided to identify the correctly spelled word.
For further activities to reinforce spelling skills:
1. Underline the letter that spells [b] in the word 'behind'.
2. Underline the letter that spells [t] in 'itself'.
3. Underline the letter that spells [d] in 'wonderful'.