The correct term is spraying, with s. Spray or spray action and effect. It means distributing or spreading something liquid under pressure, in very small or fine droplets, in the form of dew, cloud or drizzle and using special equipment. It is a form of irrigation, with microdroplets or droplets. It is synonymous with fumigating, blurring, spraying, watering, showering, moistening, micro-stying, misting, splashing, wetting.