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yāayyuhā
O
VOC – prefixed vocative particle ya + N – nominative noun
Root Link: ا ى ى
l-nāsu
mankind
DET – determiner prefix al + N – nominative masculine plural noun
Root Link: ن و س
ittaqū
Fear
V – 2nd person masculine plural (form VIII) imperative verb + PRON – subject pronoun waw
Root Link: و ق ى
rabbakum
your Lord
N – accusative masculine noun + PRON – 2nd person masculine plural possessive pronoun kum
Root Link: ر ب ب
inna
Indeed
ACC – accusative particle inna
Root Link: ا ن ن
zalzalata
(the) convulsion
N – accusative feminine noun
Root Link: ز ل ز ل
l-sāʿati
(of) the Hour
DET – determiner prefix al + N – genitive feminine noun 
Root Link: س و ع
shayon
(is) a thing
N – nominative masculine indefinite noun
Root Link: ش ى ء
ʿaẓīmun
great
ADJ – nominative masculine singular indefinite adjective
Root Link: ع ظ م

Acknowledgements:

Single-Word Audio has been made possible through software provided by Arabic NLP

James Ada's concordance work; his research can be found at www.organizedQuran.com
Note: James is now a member of the IslamAwakened Continuity Board