WordsuursiivousMeaningdeep cleaningPart of speechnounPronunciationCourseFinnishLessonNominal necessity (on pakko, on aika)Usages of suursiivousSinun on aika aloittaa suursiivous, vaikka asunto ei tyhjene heti.It is time for you to start the deep cleaning, even though the apartment won't empty immediately.