It has traditionally been known as Palm Sunday because the Mass begins with a gospel text that recounts how palm branches were used to welcome Jesus into Jerusalem, and because palm branches are blessed at the beginning of Mass and carried in procession as part of the Entrance Rite. It has also traditionally been known as Passion Sunday because the Passion Narrative is proclaimed during the Liturgy of the Word.
Division in the household can certainly dim the glory of domestic life. Jesus grew up in the stability of the Holy Family, and after those hidden years, later taught during his earthly ministry that a house divided cannot stand.
One of God's more timid creatures is embodied with deep religious symbolism forever tied to the Jewish and Christian faiths. The gentle lamb appears as a sacrificial saving grace from Exodus through the New Testament.
As evil as the COVID-19 pandemic has been, it has also been a blessing in at least one regard: It has heightened our awareness of the eternal value of being personally present to one another. The human person was created for and only flourishes with personal, in-the-flesh encounter. So COVID-19, with its quarantines, isolation and mask mandates, in its terrible way, heightens the import of embodiment and even more specifically, the Incarnation.