簇 (w)

(cù) crowded; framework for silkworms; gather foliage; bunch; classifier for bunched objects

簇射 (w)

(cùshè) shower (radiation, particle, etc)

簇拥 (w)

(cùyōng) to crowd around; to escort

簇新 (w)

(cùxīn) brand-new, spankin' new

簇茎石竹 (w)

(cùjīngshízhú) boreal carnation or northern pink; Dianthus repens (botany)